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Inventories Table - Inventory Balances (Details) - USD ($) $ in Millions | Jun. 30, 2023 | Dec. 31, 2022
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Inventory [Line Items] |  |
Natural gas, NGLs and refined products | $ 1,629 | $ 1,802
Crude oil | 172 | 246
Spare parts and other | 470 | 413
Total inventories | $ 2,271 | $ 2,461

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